Soul Calibur & Soul Edge (Male) Unlockable?

Is there anyway to unlock Soul Calibur & Soul Edge (male)? [The one from [SCIV]

Reason i ask this is because on Quick Battle there is player named "plasma" that uses Sigfried in his SCIV attire along with previous Soul calibur, and i was wondering if its possible to unlock either Previous versions of SC and SE?3 years ago